In order to turn a public UG tab into your Personal one take these steps:
- Click on "edit button"
- You're in the editing mode now.
- Edit/personalize the tab.
- Click on the yellow 'Save as personal' button.
You can view your Personal in My tabs section.
More details on where to find your tabs here ---> http://support.ultimate-guitar.com/knowledgebase/articles/1193605-where-can-i-find-personal-tabs-i-created-can-i-se
Note: if you don't have an Ultimate Guitar account, it's worth registering one before you start creating the tab. This way you will not lose your Personal tabs.